YAFT.LIVEYAFT.LIVEHKG → HKG · Boeing 787-9 · United Airlines
From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.
United Airlines (UAL)| Departed | Flight | Route | Reg | Aircraft | Status | Distance |
|---|---|---|---|---|---|---|
| 2026-10-03 02:05 UTC | UAL821 | HNL → ? Honolulu → ? |
N27959 | Boeing 787-9 | In progress | — |
| 2026-10-02 14:13 UTC | UAL821 | HKG → HNL Hong Kong → Honolulu |
N27959 | Boeing 787-9 | Completed | 9309 km |
| 2026-10-02 09:00 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N27959 | Boeing 787-9 | Completed | 1838 km |
| 2026-10-02 01:11 UTC | UAL821 | ? → LAX ? → Los Angeles |
N29975 | Boeing 787-9 | Completed | 1036 km |
| 2026-10-01 14:03 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N29975 | Boeing 787-9 | Incomplete (signal lost) | ~11918 km est. (3489 km recorded) |
| 2026-10-01 09:04 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N29975 | Boeing 787-9 | Completed | 1927 km |
| 2026-09-30 21:49 UTC | UAL821 | ? → LAX ? → Los Angeles |
N24974 | Boeing 787-9 | Completed | 1494 km |
| 2026-09-30 13:51 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N24974 | Boeing 787-9 | Incomplete (signal lost) | ~11921 km est. (3498 km recorded) |
| 2026-09-30 08:59 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N24974 | Boeing 787-9 | Completed | 1869 km |
| 2026-09-30 01:20 UTC | UAL821 | ? → LAX ? → Los Angeles |
N13954 | Boeing 787-9 | Completed | 1490 km |
| 2026-09-29 14:00 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N13954 | Boeing 787-9 | Incomplete (signal lost) | ~12065 km est. (1834 km recorded) |
| 2026-09-29 10:33 UTC | UAL821 | ? → HKG ? → Hong Kong |
N13954 | Boeing 787-9 | Completed | 792 km |
| 2026-09-29 09:17 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N13954 | Boeing 787-9 | Completed (landing confirmed by airport data) | ~1774 km est. (483 km recorded) |
| 2026-09-28 14:03 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N28987 | Boeing 787-9 | Completed | 12024 km |
| 2026-09-28 10:23 UTC | UAL821 | ? → HKG ? → Hong Kong |
N28987 | Boeing 787-9 | Completed | 803 km |
| 2026-09-28 09:10 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N28987 | Boeing 787-9 | Completed (landing confirmed by airport data) | ~1767 km est. (489 km recorded) |
| 2026-09-27 14:20 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N24976 | Boeing 787-9 | Completed | 11904 km |
| 2026-09-27 09:54 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N24976 | Boeing 787-9 | Completed | 1845 km |
| 2026-09-26 15:05 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N29981 | Boeing 787-9 | Completed | 11904 km |
| 2026-09-26 09:43 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N29981 | Boeing 787-9 | Completed | 1857 km |
| 2026-09-25 14:26 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N26952 | Boeing 787-9 | Completed | 11930 km |
| 2026-09-25 12:04 UTC | UAL821 | HKG → HKG Hong Kong → Hong Kong |
N26952 | Boeing 787-9 | Completed | 91 km |
| 2026-09-25 10:12 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N26952 | Boeing 787-9 | Completed (landing confirmed by airport data) | ~1772 km est. (486 km recorded) |
| 2026-09-24 14:04 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N13954 | Boeing 787-9 | Completed | 11944 km |
| 2026-09-24 11:05 UTC | UAL821 | ? → HKG ? → Hong Kong |
N13954 | Boeing 787-9 | Completed | 113 km |
| 2026-09-24 09:06 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N13954 | Boeing 787-9 | Completed (landing confirmed by airport data) | ~1769 km est. (457 km recorded) |
| 2026-09-23 14:05 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N38955 | Boeing 787-9 | Completed | 12003 km |
| 2026-09-23 10:12 UTC | UAL821 | ? → HKG ? → Hong Kong |
N38955 | Boeing 787-9 | Completed | 969 km |
| 2026-09-23 09:14 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N38955 | Boeing 787-9 | Completed (landing confirmed by airport data) | ~1751 km est. (458 km recorded) |
| 2026-09-22 14:12 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N19951 | Boeing 787-9 | Completed | 11968 km |
| 2026-09-22 09:08 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N19951 | Boeing 787-9 | Completed | 1761 km |
| 2026-09-21 14:02 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N38950 | Boeing 787-9 | Completed | 12074 km |
| 2026-09-21 09:25 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N38950 | Boeing 787-9 | Completed | 1761 km |
| 2026-09-20 14:10 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N19951 | Boeing 787-9 | Completed | 12087 km |
| 2026-09-20 09:05 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N19951 | Boeing 787-9 | Completed | 1845 km |
| 2026-09-19 14:10 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N29981 | Boeing 787-9 | Completed | 12111 km |
| 2026-09-19 09:04 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N29981 | Boeing 787-9 | Completed | 1816 km |
| 2026-09-18 14:02 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N36962 | Boeing 787-9 | Completed | 12076 km |
| 2026-09-18 09:13 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N36962 | Boeing 787-9 | Completed | 1812 km |
| 2026-09-17 14:09 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N29981 | Boeing 787-9 | Completed | 12111 km |
| 2026-09-17 09:42 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N29981 | Boeing 787-9 | Completed | 1848 km |
| 2026-09-16 14:06 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N26967 | Boeing 787-9 | Completed | 12073 km |
| 2026-09-16 10:23 UTC | UAL821 | HKG → HKG Hong Kong → Hong Kong |
N26967 | Boeing 787-9 | Completed | 750 km |
| 2026-09-16 09:08 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N26967 | Boeing 787-9 | Completed (landing confirmed by airport data) | ~1819 km est. (544 km recorded) |
| 2026-09-14 14:01 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N27957 | Boeing 787-9 | Completed | 12206 km |
| 2026-09-14 09:27 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N27957 | Boeing 787-9 | Completed | 1847 km |
| 2026-09-13 14:01 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N29981 | Boeing 787-9 | Completed | 12075 km |
| 2026-09-13 08:56 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N29981 | Boeing 787-9 | Completed | 1799 km |
| 2026-09-12 14:11 UTC | UAL821 | HKG → LAX Hong Kong → Los Angeles |
N29989 | Boeing 787-9 | Completed | 12111 km |
| 2026-09-12 09:07 UTC | UAL821 | BKK → HKG Bangkok → Hong Kong |
N29989 | Boeing 787-9 | Completed | 1771 km |